//
//  Student.h
//  OC07_作业
//
//  Created by dllo on 15/12/9.
//  Copyright © 2015年 dllo. All rights reserved.
//

#import "Person.h"

@interface Student : Person


@property (nonatomic, assign)NSInteger number;
@property (nonatomic, copy)NSMutableDictionary  *grade;

- (instancetype)initWithName:(NSString *)name
                         age:(NSInteger)age
                      number:(NSInteger)number
                       grade:(NSMutableDictionary *)grade;
                       

+ (instancetype)studentWithName:(NSString *)name
                            age:(NSInteger)age
                         number:(NSInteger)number
                          grade:(NSMutableDictionary *)grade;


- (NSComparisonResult)compareAgeUP:(Student *)student;






@end
